SA NSKK Marine w/Engraved Unit and Monogram. This dagger is made by August Bickel is in mint condition. Has all dark burnishing to motto and logo. Perfect, undamaged grip. The reverse of this copper plated blackened scabbard has the initials of the owner E.H. and his unit mark which is 23/M.81. Exceptionally rare piece to find the copper plating with the blue black annodization underneath.